/* 
 * Frontend Styles for Partes de Ti - Área Pessoal 
 * 
 * Defines premium, modern styling for courses, sessions, and other restricted content views.
 */

:root {
  --pdt-primary-color: #a3b18a;
  --pdt-primary-dark: #588157;
  --pdt-secondary-color: #3a5a40;
  --pdt-background-light: #fefefe;
  --pdt-background-gray: #f4f5f7;
  --pdt-text-main: #333333;
  --pdt-text-muted: #666666;
  --pdt-border-color: #e5e7eb;
  --pdt-border-radius: 12px;
  --pdt-transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ==========================================
   Course Layout (Sidebar + Main Viewer)
   ========================================== */
.pdt-course-container {
  max-width: 1400px;
  margin: 40px auto;
  padding: 0 20px;
  font-family: "Inter", "Segoe UI", sans-serif;
  color: var(--pdt-text-main);
}

/* Back Link */
.pdt-back-to-courses-wrapper {
  margin-bottom: 20px;
}

.pdt-back-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--pdt-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--pdt-transition);
  padding: 6px 0;
}

.pdt-back-link i {
  font-size: 1.1rem;
  transition: transform 0.3s ease;
}

.pdt-back-link:hover {
  color: var(--pdt-primary-dark);
}

.pdt-back-link:hover i {
  transform: translateX(-5px);
}

.pdt-course-header {
  margin-bottom: 30px;
  padding-bottom: 0;
  border-bottom: none;
}

.pdt-course-header-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--pdt-border-color);
  margin-bottom: 15px;
}

.pdt-course-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--pdt-secondary-color);
  margin: 0;
}

.pdt-course-progress-badge {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  flex-shrink: 0;
  text-align: right;
  color: var(--pdt-primary-dark);
}

.pdt-progress-percent {
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1;
}

.pdt-progress-label {
  font-size: 0.8rem;
  color: var(--pdt-text-muted);
  margin-top: 3px;
}

/* Course Progress Bar (header) */
.pdt-course-progress-bar-wrapper {
  height: 8px;
  background: var(--pdt-border-color);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 20px;
}

.pdt-course-progress-bar {
  height: 100%;
  background: linear-gradient(
    to right,
    var(--pdt-primary-color),
    var(--pdt-primary-dark)
  );
  border-radius: 99px;
  transition: width 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.pdt-course-layout {
  display: flex;
  flex-wrap: nowrap;
  gap: 30px;
  min-height: 65vh;
}

/* Main Viewer (Left side) */
.pdt-course-main {
  flex: 1;
  min-width: 60%;
  background: #fff;
  border-radius: var(--pdt-border-radius);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--pdt-border-color);
  padding: 0;
}

.pdt-responsive-video {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  background: #000;
}

.pdt-responsive-video iframe,
.pdt-responsive-video video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Empty State / Description Panel */
.pdt-course-description-panel,
.pdt-course-empty-state {
  padding: 40px;
}

/* Mark As Viewed Button */
#pdt-mark-viewed-wrapper {
  padding: 15px 25px 25px;
}

.pdt-mark-viewed-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 2px solid var(--pdt-primary-dark);
  background: transparent !important;
  color: var(--pdt-primary-dark) !important;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--pdt-transition);
  font-family: inherit;
}

.pdt-mark-viewed-btn:hover {
  background: var(--pdt-primary-dark) !important;
  color: #fff !important;
}

.pdt-mark-viewed-btn.is-viewed {
  background: var(--pdt-primary-dark) !important;
  color: #fff !important;
}

.pdt-mark-viewed-btn i {
  font-size: 16px;
  width: 16px;
  height: 16px;
  line-height: 1;
}

/* Viewed item indicator in sidebar */
.pdt-item-viewed-icon {
  font-size: 16px;
  width: 16px;
  height: 16px;
  color: var(--pdt-primary-dark);
  opacity: 0;
  flex-shrink: 0;
  transition: opacity 0.25s ease;
  margin-left: auto; /* push to far right */
  display: flex;
  align-items: center;
  justify-content: center;
}

.pdt-item-viewed-icon.is-visible {
  opacity: 1;
  color: #2e7d32;
}

/* When item is viewed, dim the play icon */
.pdt-module-item.pdt-item-viewed .pdt-play-icon {
  display: none;
}

.pdt-sidebar-module-items .pdt-module-item.active .pdt-item-viewed-icon {
  color: rgba(255, 255, 255, 0.9);
}

.pdt-sidebar-module-items .pdt-module-item.pdt-item-viewed .pdt-module-title {
  opacity: 0.75;
}

.pdt-sidebar-module.pdt-module-complete .pdt-sidebar-module-header {
  background: #f0f7f3;
  border-left: 3px solid var(--pdt-primary-dark);
}

.pdt-course-description-panel h2 {
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: var(--pdt-primary-dark);
}

.pdt-course-description-content {
  line-height: 1.7;
  font-size: 1.05rem;
  color: var(--pdt-text-muted);
}

.pdt-course-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 400px;
  text-align: center;
  color: #999;
}

.pdt-course-empty-state i {
  font-size: 64px;
  margin-bottom: 25px;
  color: var(--pdt-primary-color);
  opacity: 0.4;
}

/* Sidebar (Right side) */
.pdt-course-sidebar {
  width: 350px;
  flex-shrink: 0;
  background: var(--pdt-background-gray);
  border-radius: var(--pdt-border-radius);
  border: 1px solid var(--pdt-border-color);
  padding: 20px 15px 20px 20px;
  display: flex;
  flex-direction: column;
  height: fit-content;
}

.pdt-sidebar-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-top: 0;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.pdt-course-sidebar-scroll {
  overflow-y: auto;
  max-height: calc(85vh - 100px);
  padding-right: 10px;
}

.pdt-course-sidebar-scroll::-webkit-scrollbar {
  width: 6px;
}
.pdt-course-sidebar-scroll::-webkit-scrollbar-track {
  background: transparent;
}
.pdt-course-sidebar-scroll::-webkit-scrollbar-thumb {
  background: #ccc;
  border-radius: 4px;
}
.pdt-course-sidebar-scroll::-webkit-scrollbar-thumb:hover {
  background: #999;
}

.pdt-course-module-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Introductory Item (Top Level) */
.pdt-module-item {
  display: flex;
  align-items: center;
  padding: 15px;
  background: #fff;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--pdt-transition);
  border: 1px solid transparent;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.02);
}

.pdt-module-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  border-color: var(--pdt-primary-color);
}

.pdt-module-item.active {
  background: var(--pdt-primary-color);
  color: #fff;
  border-color: var(--pdt-primary-color);
  box-shadow: 0 4px 12px rgba(163, 177, 138, 0.4);
}

.pdt-module-icon {
  margin-right: 12px;
  font-size: 18px;
  width: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--pdt-primary-dark);
  flex-shrink: 0;
}

.pdt-module-item.active .pdt-module-icon {
  color: #fff;
}

.pdt-module-title {
  flex: 1;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.4;
  word-break: break-word;
}

.pdt-play-icon {
  opacity: 0;
  transform: translateX(-10px);
  transition: var(--pdt-transition);
}

.pdt-module-item:hover .pdt-play-icon,
.pdt-module-item.active .pdt-play-icon {
  opacity: 1;
  transform: translateX(0);
}

/* Accordion Specifics */
.pdt-sidebar-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pdt-sidebar-module {
  background: #fff;
  border: 1px solid var(--pdt-border-color);
  border-radius: 8px;
  overflow: hidden;
  transition: var(--pdt-transition);
}

.pdt-sidebar-module.active-module {
  border-color: var(--pdt-primary-color);
  box-shadow: 0 0 0 1px var(--pdt-primary-color);
}

.pdt-sidebar-module-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px;
  cursor: pointer;
  background: #fbfbfb;
  transition: var(--pdt-transition);
}

.pdt-sidebar-module-header:hover {
  background: #f1f2f4;
}

.pdt-module-header-title h4 {
  margin: 0;
  font-size: 1.05rem;
  color: var(--pdt-secondary-color);
}

.pdt-item-count {
  font-size: 0.8rem;
  color: var(--pdt-text-muted);
  display: block;
  margin-top: 4px;
}

.pdt-accordion-icon {
  color: var(--pdt-text-muted);
  transition: transform 0.3s ease;
  font-size: 0.9em;
}

.pdt-sidebar-module.expanded .pdt-accordion-icon {
  transform: rotate(180deg);
}

.pdt-course-module-list.pdt-sidebar-module-items {
  padding: 10px 15px 15px;
  background: #fff;
  border-top: 1px solid var(--pdt-border-color);
  gap: 8px;
}

.pdt-sidebar-module-items .pdt-module-item {
  padding: 12px;
  box-shadow: none;
  border: 1px solid #eee;
  background: #fdfdfd;
}

.pdt-sidebar-module-items > li.pdt-module-item:not(:last-child) {
  margin: 0 0 8px;
}

.pdt-sidebar-module-items .pdt-module-item:hover {
  background: #f0f2f0;
  border-color: #ddd;
  transform: none;
  box-shadow: none;
}

.pdt-sidebar-module-items .pdt-module-item.active {
  background: var(--pdt-primary-color);
  color: #fff;
  border-color: var(--pdt-primary-color);
  box-shadow: none;
}

.pdt-no-items {
  font-size: 0.9rem;
  color: var(--pdt-text-muted);
  font-style: italic;
  padding: 10px;
  text-align: center;
}

.pdt-no-modules {
  text-align: center;
  color: var(--pdt-text-muted);
  font-style: italic;
  padding: 20px;
}

/* ==========================================
   Session Layout (Hero + Content)
   ========================================== */
.pdt-session-container {
  max-width: 1000px;
  margin: 40px auto;
  background: #fff;
  border-radius: var(--pdt-border-radius);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.pdt-session-header {
  background-size: cover;
  background-position: center;
  background-color: var(--pdt-secondary-color);
  position: relative;
  min-height: 300px;
  display: flex;
  align-items: flex-end;
}

.pdt-session-header-overlay {
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.8) 0%,
    rgba(0, 0, 0, 0) 100%
  );
  width: 100%;
  padding: 40px;
}

.pdt-session-title {
  color: #fff;
  font-size: 2.5rem;
  margin: 0;
  font-weight: 700;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.pdt-session-content-wrapper {
  padding: 50px;
}

.pdt-session-content {
  font-family: "Inter", sans-serif;
  color: var(--pdt-text-muted);
  line-height: 1.8;
  font-size: 1.1rem;
}

.pdt-session-content iframe {
  border-radius: 8px;
  overflow: hidden;
}

/* Responsive */
/* ==========================================
   Sessions Accordion List
   ========================================== */
.pdt-sessions-filter {
  margin-bottom: 20px;
}
.pdt-sessions-filter select {
  padding: 6px 10px;
  border-radius: 4px;
  border: 1px solid #ccc;
  margin-left: 10px;
}
.pdt-session-item-group {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 8px;
  margin-bottom: 15px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.02);
  overflow: hidden;
}
.pdt-session-acc-header {
  width: 100%;
  text-align: left;
  background: #fdfdfd;
  border: none;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: background 0.2s;
}
.pdt-session-acc-header:hover {
  background: #f8f9f8;
}
.pdt-session-acc-title {
  font-weight: 700;
  font-size: 1.15em;
  color: var(--pdt-secondary-color);
  flex-grow: 1;
}
.pdt-session-count {
  background: #eee;
  color: #555;
  padding: 3px 8px;
  border-radius: 12px;
  font-size: 0.85em;
  margin-right: 15px;
}
.pdt-session-acc-header .pdt-accordion-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  position: relative;
  transition: transform 0.3s ease;
}
.pdt-session-acc-header .pdt-accordion-icon::before,
.pdt-session-acc-header .pdt-accordion-icon::after {
  content: "";
  position: absolute;
  background: #666;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.pdt-session-acc-header .pdt-accordion-icon::before {
  width: 14px;
  height: 2px;
}
.pdt-session-acc-header .pdt-accordion-icon::after {
  height: 14px;
  width: 2px;
  transition: transform 0.3s;
}
.pdt-session-item-group.active .pdt-accordion-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}
.pdt-session-acc-content {
  display: none;
  border-top: 1px solid #eee;
  padding: 20px;
  background: #fff;
}
.pdt-session-item-group.active .pdt-session-acc-content {
  display: block;
}

.pdt-session-materials {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
}
.pdt-session-materials li {
  display: flex;
  flex-direction: column;
}
.pdt-material-video {
  margin-bottom: 12px;
}
.pdt-material-info {
  flex-grow: 1;
  margin-bottom: 0;
}
.pdt-material-info h4 {
  margin: 0 0 8px;
  font-size: 1.05em;
  color: #333;
}
.pdt-material-info p {
  margin: 0 0 10px;
  font-size: 0.9em;
  color: #666;
}
.pdt-material-cat {
  display: inline-block;
  background: #e8f5e9;
  color: var(--pdt-primary-color);
  font-size: 0.75em;
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 600;
  margin-bottom: 10px;
}

@media (max-width: 768px) {
  .pdt-session-materials {
    grid-template-columns: 1fr;
  }
}
.pdt-material-info {
  flex-grow: 1;
  margin-bottom: 12px;
}
.pdt-material-info h4 {
  margin: 0 0 8px;
  font-size: 1.05em;
  color: #333;
}
.pdt-material-info p {
  margin: 0 0 10px;
  font-size: 0.9em;
  color: #666;
}
.pdt-material-cat {
  display: inline-block;
  background: #e8f5e9;
  color: var(--pdt-primary-color);
  font-size: 0.75em;
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 600;
}
.pdt-material-action .button {
  width: 100%;
  text-align: center;
  justify-content: center;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ==========================================
   Calendar Styles
   ========================================== */
.pdt-fullcalendar-container {
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
  border: 1px solid #f0f0f0;
  margin-top: 20px;
}
.fc-theme-standard td,
.fc-theme-standard th,
.fc-theme-standard .fc-scrollgrid {
  border-color: #eee !important;
}
.fc .fc-button-primary {
  background-color: var(--pdt-primary-color) !important;
  border-color: var(--pdt-primary-color) !important;
  transition: all 0.2s;
}
.fc .fc-button-primary:hover {
  background-color: var(--pdt-secondary-color) !important;
  border-color: var(--pdt-secondary-color) !important;
}
.fc .fc-button-primary:not(:disabled).fc-button-active,
.fc .fc-button-primary:not(:disabled):active {
  background-color: #2c422f !important;
  border-color: #2c422f !important;
}
.fc-event {
  cursor: pointer;
  border-radius: 4px !important;
  padding: 6px 4px;
  border: none !important;
  font-size: 0.85em;
  white-space: normal;
  flex-direction: column;
  align-items: flex-start;
  background: rgb(151 158 108 / 75%);
  color: #f8f6f2 !important;
}
.fc-daygrid-dot-event.fc-event-mirror,
.fc-daygrid-dot-event:hover {
  background: rgb(149 157 107) !important;
}
.fc-daygrid-event-dot {
  margin: 0 2px 6px;
  border-radius: 2px;
}
.fc-direction-ltr .fc-daygrid-event .fc-event-time {
  display: none;
}

.pdt-cal-popup {
  display: none;
  position: absolute;
  z-index: 1000;
  width: 300px;
  background: #fff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  border: 1px solid #eaeaea;
  font-family: inherit;
  color: #333;
}
.pdt-cal-popup-close {
  position: absolute;
  top: 10px;
  right: 10px;
  border: none;
  background: #f0f0f0;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  line-height: 24px;
  text-align: center;
  cursor: pointer;
  color: #666;
  font-size: 12px;
  padding: 0;
}
.pdt-cal-popup-close:hover {
  background: #e0e0e0;
  color: #000;
}
.pdt-cal-popup-cat {
  display: inline-block;
  color: #fff;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.7em;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.pdt-cal-popup-title {
  margin: 0 0 10px;
  font-size: 1.15em;
  color: var(--pdt-secondary-color);
}
.pdt-cal-popup-dates {
  margin: 0 0 12px;
  font-size: 0.85em;
  color: #555;
  background: #f9f9f9;
  padding: 6px 10px;
  border-radius: 4px;
}
.pdt-cal-popup-desc {
  margin: 0;
  font-size: 0.9em;
  line-height: 1.5;
  color: #666;
}

/* Responsive */
@media (max-width: 991px) {
  .pdt-course-layout {
    flex-direction: column;
  }
  .pdt-course-sidebar {
    width: 100%;
    max-height: none;
  }
}